When you need a reliable solution for keeping beverages at the perfect temperature for extended periods, the vacuum small mouth flask stands out as a top choice. Designed for convenience and durability, our vacuum small mouth flask incorporates advanced insulation technology to ensure your drinks stay hot or cold for hours. Whether you are looking for a stainless steel small mouth flask for its sleek and robust construction, an insulated small mouth flask that maximizes thermal retention, a compact 1 liter small mouth flask ideal for daily hydration, or a leakproof small mouth flask to prevent spills during travel, this product line offers versatility and performance. Each variant is engineered to meet high standards, making it suitable for outdoor adventures, office use, or everyday carry.

The vacuum small mouth flask is crafted with precision to deliver exceptional functionality and user comfort. It features a small mouth design that allows for easy drinking and pouring while minimizing heat loss. The double-wall vacuum insulation ensures that temperatures are maintained consistently, whether you are storing coffee, tea, or cold beverages. Below are the detailed specifications presented in lists and a table for clarity:

• Material: High-grade 304 stainless steel, BPA-free
• Capacity Options: 500ml, 750ml, 1 liter
• Insulation: Double-wall vacuum technology
• Temperature Retention: Keeps hot drinks warm for up to 12 hours and cold drinks chilled for up to 24 hours
• Lid Type: Screw-on cap with silicone seal for enhanced leak resistance
• Design: Ergonomic, slim profile with a non-slip grip
• Care Instructions: Hand wash recommended; dishwasher safe (top rack only)